Compare 2021 BMW X7 vs 2020 Mercedes-Benz GLS Class

2021 BMW X7
2020 Mercedes-Benz GLS Class
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ALPINA XB7 Sports Activity Vehicle
Style MPG City MPG Hwy Invoice MSRP
X7 ALPINA XB7 Sports Activity Vehicle 15 21 $131,910 $141,300
X7 M50i Sports Activity Vehicle 15 21 $93,315 $99,800
X7 xDrive40i Sports Activity Vehicle 19 24 $70,155 $74,900
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GLS 450 4MATIC SUV
Style MPG City MPG Hwy Invoice MSRP
GLS GLS 450 4MATIC SUV 19 23 $71,393 $75,950
GLS GLS 580 4MATIC SUV 16 21 $92,872 $98,800
Pricing
Invoice Price
$131,910
$71,393
Manufacturer Suggested Retail Price
$141,300
$75,950
Monthly Payment Estimate
$2355 / month
$1266 / month
The Car Connection's Take
TCC Rating
7.4
7.4
TCC’s Bottom Line
The 2021 BMW X7 doesn’t compromise roominess, comfort, performance, or price. The 2020 Mercedes-Benz GLS-Class is a three-row crossover SUV that redefines luxurious family transport.
TCC Likes
TCC Dislikes
Fuel Economy
City
15 mpg 19 mpg
Highway
21 mpg 23 mpg
Interior Dimensions
Third Shoulder Room (in)
47.9 50.3
Second Head Room (in)
39.9 40.2
Second Shoulder Room (in)
58.1 58.5
Front Head Room (in)
41.9 39.4
Third Leg Room (in)
33.3 34.6
Front Shoulder Room (in)
60 59.3
Passenger Capacity
7 7
Second Leg Room (in)
37.6 41.9
Third Head Room (in)
36.6 38.9
Front Leg Room (in)
39.8 40.3
Exterior Dimensions
Track Width, Front (in)
66.2 65.7
Length, Overall (in)
203.3 205
Height, Overall (in)
70.7 71.8
Track Width, Rear (in)
67 66.6
Wheelbase (in)
122.2 123.4
Width, Max w/o mirrors (in)
78.7 77
Min Ground Clearance (in)
- 7.9
Cargo Area Dimensions
Cargo Volume to Seat 1 (ft³)
90.4 84.7
Cargo Volume to Seat 3 (ft³)
12.8 17.4
Cargo Volume to Seat 2 (ft³)
48.6 42.7
Cargo Area Length @ Floor to Seat 3 (in)
- 22.4
Cargo Area Length @ Floor to Seat 2 (in)
- 54.2
Cargo Box (Area) Height (in)
- 34.7
Cargo Area Length @ Floor to Seat 1 (in)
- 79.7
Brakes
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
15.5 14.8
Brake Type
4-Wheel Disc 4-Wheel Disc
Drum - Rear (Yes or )
NA NA
Brake ABS System (Second Line)
4-Wheel 4-Wheel
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
15.7 13.6
Brake ABS System
4-Wheel 4-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
21.9 23.8
Steering
Steering Type
Rack-Pinion Rack-Pinion
Turning Diameter - Curb to Curb (ft)
42.8 39.4
Tires
Spare Tire Size
NA Compact
Front Tire Order Code
258 NA
Spare Tire Order Code
NA NA
Rear Tire Size
P285/45YR21 P275/55HR19
Rear Tire Order Code
258 NA
Front Tire Size
P285/45YR21 P275/55HR19
Trailering
Dead Weight Hitch - Max Tongue Wt. (lbs)
500 NA
Wt Distributing Hitch - Max Tongue Wt. (lbs)
595 NA
Dead Weight Hitch - Max Trailer Wt. (lbs)
5000 NA
Wt Distributing Hitch - Max Trailer Wt. (lbs)
5950 NA
Maximum Trailering Capacity (lbs)
5950 NA
Weight Information
Gross Vehicle Weight Rating Cap (lbs)
7319 7275
Wheels
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
21 X 9.5 19 X 8.5
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
NA Steel
Front Wheel Size (in)
21 X 9.5 19 X 8.5
Spare Wheel Size (in)
NA Compact
Engine
Engine Type
Twin Turbo Premium Unleaded V-8 Intercooled Turbo Gas/Electric I-6
Fuel System
Gasoline Direct Injection Gasoline Direct Injection
SAE Net Torque @ RPM
590 @ 2000 369 @ 1600
Engine Order Code
NA NA
Displacement
4.4 L/268 3.0 L/183
SAE Net Horsepower @ RPM
612 @ 5500 362 @ 5500
Engine Oil Cooler
None None
Mileage
EPA Fuel Economy Est - City (MPG)
15 19
Fuel Economy Est-Combined (MPG)
17 21
EPA Fuel Economy Est - Hwy (MPG)
21 23
Transmission
Seventh Gear Ratio (:1)
0.82 0.86
Trans Order Code
2TB 421
Transfer Case Model
None None
Fourth Gear Ratio (:1)
1.72 1.64
Trans Description Cont.
Automatic w/OD Automatic w/OD
Sixth Gear Ratio (:1)
1.00 1.00
First Gear Ratio (:1)
5.00 5.35
Trans PTO Access
No No
Third Gear Ratio (:1)
2.14 2.25
Eighth Gear Ratio (:1)
0.64 0.72
Trans Type
8 9
Transfer Case Power Take Off
No No
Fifth Gear Ratio (:1)
1.31 1.21
Trans Description Cont. Again
NA NA
Drivetrain
All Wheel All Wheel
Reverse Ratio (:1)
3.48 4.80
Second Gear Ratio (:1)
3.20 3.24
Summary
Vehicle Name
BMW X7 Mercedes-Benz GLS
Body Code
S S
Body Style
Sports Activity Vehicle 4MATIC
Suspension
Suspension Type - Rear
Multi-Link Multi-Link
Axle Type - Rear
Independent Independent
Axle Ratio (:1) - Rear
3.38 3.27
Suspension Type - Front
Double Wishbone Double Wishbone
Axle Type - Front
Independent Independent
Axle Ratio (:1) - Front
3.38 3.27
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
10.5 8.5
Next Steps: Get Free Price Quotes!
2021 BMW X7
  • 2021 BMW X7 is available
  • Lease: From $939 for 36 months
  • Rebate: $1,000 college graduate
  • Finance: From 1.9% APR for 60 months
Get Your Price
2020 Mercedes-Benz GLS Class
  • 2020 GLS-Class is sold out
  • Rebates: No cash incentives
  • Lease: From $989/month
  • Financing: No financing offers

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